[anonymous@myhost ~]$ cd ~/rockbox/
[anonymous@myhost rockbox]$ sudo python ipoddfu.py bootstrap-ipodclassic-*.dfu
Traceback (most recent call last):
  File "ipoddfu.py", line 26, in <module>
    import libipoddfu
  File "/home/anonymous/rockbox/libipoddfu.py", line 27, in <module>
    import usb.core